Servings: Adult: Long term maintenance treatment of asthma, Prevention of Bronchospasm, Reversible obstructive airway disease: 2Inhalations of 25mcg 2 times daily in the morning and in the evening. Dose can be increased to 100mcg if needed. Prevention of exercised induced Bronchospasm:2 Inhalations of 25mcg 0.5 - 1 hour before exercise. Chronic obstructive pulmonary disease or emphysema: single oral inhalation of 42 - 60 mcg. Children above 12 years: same as adult dose.